// @nuget: EntityFramework

using System;

using System.Data.HashFunction.Jenkins;

​

public class Program

{

    public static void SimHashOfString(string s)

        {

            char[] delimiters= { ' ', ',', '.' };

            var words = s.ToLower().Split(delimiters);

            string[] hashedWords = new string[words.Length];

            var jenkins = JenkinsOneAtATimeFactory.Instance.Create();

            for (int i = 0; i < words.Length; i++)

            {

                hashedWords[i] = "";

                byte[] hash = jenkins.ComputeHash(System.Text.Encoding.UTF8.GetBytes(words[i])).Hash;

                for (int j = 0; j < 4; j++)

                {

                    hashedWords[i] += Convert.ToString(hash[j], 2).PadLeft(8, '0');

                }

            }

​

            string result = "";

            var sum = 0;

            for (int j = 0; j < 32; j++)

            {

                sum = 0;

                for (int i = 0; i < hashedWords.Length; i++)

                {

                    if (hashedWords[i][j].Equals('0'))

                    {

                        sum -= 1;

                    }

                    else

                    {

                        sum += 1;

                    }

                }

                if (sum < 0)

                {

                    result += "0";

                }

                else

                {

                    result += "1";

                }

            }

            int numOfBytes = result.Length / 8;

            byte[] bytes = new byte[numOfBytes];

            for(int i = 0; i < numOfBytes; i++)

            {

                bytes[i] = Convert.ToByte(result.Substring(8 * i, 8), 2);

            }

            Console.WriteLine(BitConverter.ToUInt32(bytes,0));

            Console.WriteLine("____");

        }

​

    public static void Main()

    {

        SimHashOfString("Ana are mere");

        SimHashOfString("meri are Ana");

        SimHashOfString("Ninel nu stie nimic");

        SimHashOfString("nimic nu stie");

        SimHashOfString("O propozitie legata");

    }

}